Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Ardente Acoustic Laboratories

From Graces Guide
May 1935.
August 1937. Power amplifier.
June 1939.
1944
1947.
1951.
September 1951.
1953.

of 309 Oxford Street, London, W1. Telephone: Mayfair 1380. Cables: "Acoucies, Westdo, London". Works at Guildford, Surrey

1947 British Industries Fair Advert for 'Perfect Amplification'. Makers of: Marine Sound Equipment; Public Address Equipment, Mobile and Permanent; Intercom Systems; Specialists in Marine, Railway, Aeronautical Installations; Deaf Aids; Group Hearing Systems for Churches, Cinemas, Schools. Individual Hearing Aids, Audiometer, Intelligibility Indicator. (Scientific Section - Olympia, Ground Floor, Stand No. C.1530) [1]


See Also

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Sources of Information

  1. 1947 British Industries Fair Advert p402; and p14